(1) The regulations may make provision for and in relation to:
(a) the registration of persons who are or may become liable to serve in the Defence Force in time of war;
(b) the deferment of the service of persons, or persons included in classes of persons, who have been called upon under section 60 to serve in the Defence Force;
(c) medical and other examinations of persons who have been so called upon;
(f) the choice, by ballot or otherwise, from persons who have been called upon to serve in the Defence Force of those persons who are required so to serve; and
(g) the allotment of persons required so to serve for service in a part of the Navy, the Army or the Air Force.